.Top4{display: flex;flex-wrap: wrap;margin-bottom: 30px;}
.Top4 .spn{width: 22%;height: 25px; display: flex; 
margin: 0 10px;overflow: hidden;font-size: 10px;align-items: center;}
.Top4 .spn .rq{width: 80%;height: 100%;}
.Top4 .spn .jh{width: 65%;height: 100%;}
.Top4 .spn .sel{width: 70%;height: 100%;}

.Top4 .div_but{display: flex;justify-content: space-between;width:10%;margin-left:32%;}
.Top4 .div_but .bt{font-size: 10px;height: 25px; padding: 0 0;width: 50px;margin: 0 5px;}

.Top4 .div_but2{margin-top: 40px;margin-bottom: 20px; font-size: 10px;width: 400px;}
.Top4 .div_but2 .tis{width: 100%;height: 20px;margin: 10px 10px;background: cornflowerblue;}
.Top4 .div_but2 .bt{font-size: 14px;height: 35px;width: 100px;margin-left: 20px;}

.box_bnt4{margin-bottom: 50px;}
.box_bnt4 .but{width: 200px;}
